2615691980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{769}}^1\times {\mathrm{15461}}^1$

素因数の和:16250

約数の個数: 48

約数和(自身を含む): 6000492960

約数和(自身を除く): 3384800980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 769, 1538, 3076, 3845, 7690, 8459, 15380, 15461, 16918, 30922, 33836, 42295, 61844, 77305, 84590, 154610, 169180, 170071, 309220, 340142, 680284, 850355, 1700710, 3401420, 11889509, 23779018, 47558036, 59447545, 118895090, 130784599, 237790180, 261569198, 523138396, 653922995, 1307845990, 2615691980]

約数ペア:

[(1, 2615691980), (2, 1307845990), (4, 653922995), (5, 523138396), (10, 261569198), (11, 237790180), (20, 130784599), (22, 118895090), (44, 59447545), (55, 47558036), (110, 23779018), (220, 11889509), (769, 3401420), (1538, 1700710), (3076, 850355), (3845, 680284), (7690, 340142), (8459, 309220), (15380, 170071), (15461, 169180), (16918, 154610), (30922, 84590), (33836, 77305), (42295, 61844)]